CN106164693B - 用于磁共振成像系统的无线时钟同步系统及其操作方法 - Google Patents

用于磁共振成像系统的无线时钟同步系统及其操作方法 Download PDF

Info

Publication number
CN106164693B
CN106164693B CN201580018320.2A CN201580018320A CN106164693B CN 106164693 B CN106164693 B CN 106164693B CN 201580018320 A CN201580018320 A CN 201580018320A CN 106164693 B CN106164693 B CN 106164693B
Authority
CN
China
Prior art keywords
transmitting antenna
main
signal
clock
sync signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201580018320.2A
Other languages
English (en)
Chinese (zh)
Other versions
CN106164693A (zh
Inventor
A·赖高斯基
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of CN106164693A publication Critical patent/CN106164693A/zh
Application granted granted Critical
Publication of CN106164693B publication Critical patent/CN106164693B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
    • G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
    • G01R33/3692—Electrical details, e.g. matching or coupling of the coil to the receiver involving signal transmission without using electrically conductive connections, e.g. wireless communication or optical communication of the MR signal or an auxiliary signal other than the MR signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L7/00—Arrangements for synchronising receiver with transmitter
    • H04L7/0091—Transmitter details

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Magnetic Resonance Imaging Apparatus (AREA)
CN201580018320.2A 2014-03-31 2015-03-18 用于磁共振成像系统的无线时钟同步系统及其操作方法 Active CN106164693B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201461972988P 2014-03-31 2014-03-31
US61/972,988 2014-03-31
PCT/IB2015/051971 WO2015150953A1 (en) 2014-03-31 2015-03-18 Wireless clock synchronization system for magnetic resonance imaging systems and method of operation thereof

Publications (2)

Publication Number Publication Date
CN106164693A CN106164693A (zh) 2016-11-23
CN106164693B true CN106164693B (zh) 2019-08-06

Family

ID=52823735

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201580018320.2A Active CN106164693B (zh) 2014-03-31 2015-03-18 用于磁共振成像系统的无线时钟同步系统及其操作方法

Country Status (5)

Country Link
US (1) US10416251B2 (de)
EP (1) EP3126863B1 (de)
JP (1) JP6495321B2 (de)
CN (1) CN106164693B (de)
WO (1) WO2015150953A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3198290B1 (de) * 2014-09-25 2019-05-01 Koninklijke Philips N.V. Digitale mrt empfangsspule mit eingebautem phasenrauschindikator
DE102015224158A1 (de) * 2015-12-03 2017-06-08 Siemens Healthcare Gmbh Signalsender für Pilotton-Navigation
EP3704506A1 (de) * 2017-11-01 2020-09-09 Koninklijke Philips N.V. Systeme und verfahren für drahtlose kommunikation in magnetresonanztomografie (mrt)-systemen
CN109171725B (zh) * 2018-08-14 2023-01-31 上海联影医疗科技股份有限公司 磁共振信号同步方法及磁共振系统
US11041929B2 (en) 2018-08-14 2021-06-22 Shanghai United Imaging Healthcare Co., Ltd. Systems and methods for signal synchronization in MRI device
EP3650878A1 (de) 2018-11-08 2020-05-13 Siemens Healthcare GmbH Lokalspule mit integriertem pilotton-sender
DE102018220351A1 (de) 2018-11-27 2020-05-28 Siemens Healthcare Gmbh Pilotton-Kennzeichnung
EP3680679A1 (de) 2019-01-11 2020-07-15 Koninklijke Philips N.V. Automatische erkennung der position einer empfangsspule
JP7382727B2 (ja) 2019-03-12 2023-11-17 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置
DE102019208583B4 (de) 2019-06-13 2023-01-26 Siemens Healthcare Gmbh Pilottonvorrichtung, Magnetresonanztomograph mit Pilottonvorrichtung und Verfahren zum Betrieb
EP4148447A1 (de) 2021-09-10 2023-03-15 Siemens Healthcare GmbH Pilotton-signal-generator, magnetresonanztomograph, verfahren zum übertragen eines synchronisierungssignals und computerprogrammprodukt

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101052890A (zh) * 2004-11-04 2007-10-10 皇家飞利浦电子股份有限公司 具有单独数字转换器的rf接收线圈组件和使其同步的装置
CN102048539A (zh) * 2009-11-06 2011-05-11 株式会社东芝 磁共振图像诊断装置、相位比较器、控制单元及线圈单元
CN102188243A (zh) * 2010-03-18 2011-09-21 株式会社东芝 磁共振成像装置
CN102809734A (zh) * 2011-06-03 2012-12-05 西门子公司 局部线圈系统、发送装置、磁共振系统以及相应的方法
CN103123386A (zh) * 2011-11-17 2013-05-29 三星电子株式会社 用于在磁共振成像系统的装置之间同步时钟的设备和方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5529068A (en) 1994-06-16 1996-06-25 The Regents Of The University Of California Synchronized digital signal processor for MRI reception
JP4936865B2 (ja) 2006-01-06 2012-05-23 株式会社東芝 磁気共鳴イメージング装置、磁気共鳴イメージング装置のコイルシステムおよび磁気共鳴イメージング装置における受信信号の処理方法
CN101688906B (zh) 2007-06-19 2013-07-17 皇家飞利浦电子股份有限公司 核磁共振成像射频接收器
KR20110124042A (ko) 2010-05-10 2011-11-16 삼성테크윈 주식회사 위상 노이즈가 제거되는 알에프아이디(ｒｆｉｄ)의 리더
US20120106751A1 (en) 2010-08-25 2012-05-03 Qualcomm Incorporated Methods and apparatus for wireless microphone synchronization
KR101767213B1 (ko) 2011-09-15 2017-08-11 삼성전자주식회사 Ｍｒｉ 시스템의 ｒｆ 코일을 제어하는 방법 및 이를 위한 장치
DE102012210507B4 (de) 2012-06-21 2016-06-16 Siemens Healthcare Gmbh Lokalspule für ein Magnetresonanzbildgebungssystem und Magnetresonanzbildgebungssystem
JP6453068B2 (ja) * 2014-12-11 2019-01-16 キヤノンメディカルシステムズ株式会社 磁気共鳴イメージング装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101052890A (zh) * 2004-11-04 2007-10-10 皇家飞利浦电子股份有限公司 具有单独数字转换器的rf接收线圈组件和使其同步的装置
CN102048539A (zh) * 2009-11-06 2011-05-11 株式会社东芝 磁共振图像诊断装置、相位比较器、控制单元及线圈单元
CN102188243A (zh) * 2010-03-18 2011-09-21 株式会社东芝 磁共振成像装置
CN102809734A (zh) * 2011-06-03 2012-12-05 西门子公司 局部线圈系统、发送装置、磁共振系统以及相应的方法
CN103123386A (zh) * 2011-11-17 2013-05-29 三星电子株式会社 用于在磁共振成像系统的装置之间同步时钟的设备和方法

Also Published As

Publication number Publication date
JP6495321B2 (ja) 2019-04-03
EP3126863B1 (de) 2023-10-18
WO2015150953A1 (en) 2015-10-08
CN106164693A (zh) 2016-11-23
US10416251B2 (en) 2019-09-17
EP3126863A1 (de) 2017-02-08
JP2017509415A (ja) 2017-04-06
US20170176552A1 (en) 2017-06-22

Similar Documents

Publication Publication Date Title
CN106164693B (zh) 用于磁共振成像系统的无线时钟同步系统及其操作方法
US7750635B2 (en) RF receive coil assembly with individual digitizers and means for synchronization thereof
US7391214B2 (en) Magnetic resonance imaging apparatus, coil system for a magnetic resonance imaging apparatus and magnetic resonance imaging method
KR101229499B1 (ko) Ｍｒｉ 시스템의 기기들 사이의 클럭을 동기화하기 위한 장치 및 방법
JP6104712B2 (ja) 磁気共鳴イメージング装置
CN104936518B (zh) 磁共振成像装置以及rf线圈装置
US20100259261A1 (en) Mri radio frequency receiver comprising digital down converter
US10962613B2 (en) Magnetic resonance imaging apparatus including an RF coil with prescribed orientation
US8441258B2 (en) Quadrature and linear RF coil array for MRI of human spine and torso
US20100265020A1 (en) Radio frequency (rf) coil array with double asymmetric saddle coil pairs
JP2009542295A (ja) オンボード・デジタル受信回路を有する無線周波数面コイル
US20170003367A1 (en) Magnetic resonance imaging system and method
JP6453068B2 (ja) 磁気共鳴イメージング装置
US10295626B2 (en) MRI apparatus
US9880244B2 (en) Method and apparatus for separating chemical species in magnetic resonance imaging
JP2014204977A (ja) 磁気共鳴イメージングにおける並列送信アレイの分離法
EP3709041A1 (de) Magnetresonanzbildgebungsvorrichtung mit elektrischer oberflächenfeldkommunikation
KR101949486B1 (ko) 자기 공명 영상 생성 방법 및 그 자기 공명 영상 장치
US20110140700A1 (en) Multiple-frequency rf trap and mri system
KR20190013103A (ko) 자기 공명 영상 장치 및 자기 공명 영상 생성 방법
JP6688867B2 (ja) 磁気共鳴イメージング装置
JP6462776B2 (ja) 磁気共鳴イメージング装置
CN117075011A (zh) 一种用于磁共振多核成像的自适应射频切换系统及其方法
US20150253394A1 (en) Magnetic resonance imaging apparatus and radio frequency coil

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant